Dr. STONE (Volume 3) - Riichiro Inagaki, Boichi

Imagine waking to a world where every last human has been mysteriously turned to stone... One fateful day, all of humanity turned to stone. Many millennia later, Taiju frees himself from the petrification and finds himself surrounded by statues. The situation looks grim-until he runs into his science-loving friend Senku! Together they plan to restart civilization with the power of science! Upon arriving at Kohaku's village, Senku schemes to make allies out of the villagers. First up is Chrome, whom Senku wins over after beating him in a scientific battle of wits. Their first big task? Concocting a panacea to cure Kohaku's older sister, Ruri.